Zizia Species, Golden Alexanders, Golden Zizia

Ziziaaurea

Family
Apiaceae (ay-pee-AY-see-ee)
Genus
Zizia (ZIZ-ee-uh)
Species
aurea (AW-re-uh)
Synonym
Carum aureum
Sison aureum
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Smooth
Height
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Spacing
12-15 in. (30-38 cm)
Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Danger
Parts of plant are poisonous if ingested
Bloom Color
Bright Yellow
Bloom Time
Late Spring/Early Summer
Other Details
Category
Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Athens, Alabama

Gadsden, Alabama

Pacific Junction, Iowa

Yale, Iowa

Minneapolis, Minnesota

Cole Camp, Missouri

Hudson, New Hampshire

Trenton, New Jersey

Ellenville, New York

Pound Ridge, New York

Marshall, North Carolina

Chesterland, Ohio

Birdsboro, Pennsylvania

Garland, Texas

Arlington, Virginia

Leesburg, Virginia

Vienna, Virginia

Madison, Wisconsin

Westfield, Wisconsin

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Gardener's Notes:

4
positives
0
neutral
0
negative
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R
Downingtown, PA | April 2016 | positive

I cared for this perennial some in front of a new house in a sunny landscape in southeast PA for a customer. It grows well in full sun an...Read More

P
Arlington, VA | July 2012 | positive

This is my second year with Golden Alexanders growing in clay soil, partly shaded. They've done well. Nice flowers, nice foliage (tall)...Read More

G
Trenton, NJ | August 2008 | positive

Posted in August 2008: I really wanted to grow this, but rabbits and groundhogs have eaten it over and over. I planted bulk seed in a fl...Read More

M
Coon Rapids, MN (Zone 4a) | May 2008 | positive

Likes boggy areas and wet areas - will grow in partial shade - can only be found in specialize wildflower nurseries. The reason for this ...Read More

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